Are you an open book or a closed book?

Today’s English
February 28th, 2017

Let us know today some useful expressions connected with “book". 

1. Be in somebody’s good/bad books = to have somebody’s good or bad opinions about you
Are you in your principal’s good books or bad books?
Yesterday I was in his good books but today, in his bad books.

2. An open book /a closed book
He is an open book to all. (=To understand him is very easy, we know much about him)
She remained a closed book until her death. (=We know nothing about her)

3. Go by the book = to follow rules and regulations very strictly
As far as Olympic games are concerned, they always go by the book.
We need not go by the book. Let us be a little bit considerate to him.

4. In my book = in my opinion
In my book, she is honest in her dealings.

5. Don’t judge a book by its cover = not to form opinion just by seeing somebody’s appearance
Those who are lean may be strong. Those who are young may be knowledgeable. Those who get first mark may have no common sense or creativity. Don’t judge a book by its cover.

(As far as love is concerned, boys are open books and girls are closed books, aren’t they?)